Top 10 AI Detector Tools in 2024 – A Complete Guide
The development of advanced technology nowadays blurs between content created by humans and AI. Therefore, a concern is raising is verifying the authenticity of content. Especially when AI writing tools are increasingly sophisticated much more than ever before, this will be a worry to educators and writers or anyone who usually consumes information from the internet.
Fortunately, there is a solution, and that is in the AI detector tool. Such innovative programs can help to analyze the text to identify whether the content was probably created by artificial intelligence or not. This article is going to be your complete guide through the Top 10 AI Detector Tools in 2024. Just keep reading and get the best tool to ensure the authenticity of the information you come across.
What Is An AI Detector Tool?
The AI detector tools are designed to spot and distinguish between what has been generated by artificial intelligence from what created by humans. These tools assume huge importance at times when text, images, and other kinds of AI-generated content become inductively sophisticated and extremely common.
List Of Top 10 AI Detector Tools In 2024
There are so many AI detector tools out there that can make you need clarification. If you want to find one, you can consider some main factors below:
- Interpretability (Tools can detect AI content from many LLMs, and differentiate between human, AI, and mixed content)
- Extra features (Plagiarism checker, Chrome extension, readability score, etc)
Pricing
And the list of 10 AI Detector tools we provide in the next part will analyze all those things for you. Depending on your usage purpose and budget, you can pick up the one that is most suitable for you.
Originality.AI
| Interpretability | AI & Original |
| Detect models | ChatGPT, GPT-3 and GPT-3.5 |
| Pricing | Free trial plan, limit 300 words/ scan, 3 scans/ dayPay As You Go:$30 one-time for 3000 creditsPro plan: $12.45/ month for 2000 creditsEnterprise: $179/ month for 15,000 credits |
| Extra features | Plagiarism checkerFact checkerReadability checker |
| Chrome extension | Available |
To use the tool, you need to sign up first. Paste your text, URLs, or file and click the “Scan Now” button. You can select “Detect AI”, “Check Plagiarism & Readability”, and “Fact Checking Aid” depending on your purpose. You will also see how many credits will be spent for the scan. The result you receive will include the AI detection score & plagiarism score. Keep in mind that 100% human-written articles will not always mean that they are free from plagiarism. So, the given result is really helpful and saves you time, especially for users who are content creators or educators.
GPTZero
| Interpretability | AI & Human & Mixed |
| Detect models | GPT-3, GPT-4, Claude, Gemini, and Llama |
| Pricing | Free (10,000 words/month)Essential ($15/month) – 150,000 wordsPremium ($24/month) – 300,000 wordsProfessional ($35/month) – 500,000 words |
| Language support | 15 languages (English, Russian, Spanish, Turkish, Italian, French, German, Portuguese, Dutch, Chinese Traditional, Chinese Simplified, Greek, Polish, Vietnamese, Japanese, Persian) |
| Extra features | Plagiarism checkerWriting & grammar feedback |
| Chrome extension | Available |
The first you will love about this tool is that you don’t need to sign up to use it for free. Just paste your text or upload the files, click “Check origin” and you will receive it in no time. The tool will highlight the sentences that are likely written by AI.
The result will also let you know how many percent of your text is written by AI, human, or mixed. You will appreciate the confident classification that the tool provides. A deep learning model is trained based on a vast database of AI and human-written documents. The green scores show that the result is confident. In contrast, red scores mean that you should take caution with accuracy. This is because the input text is not similar to those in the training database, which can affect the tool’s accuracy.
If you want to take a deep scan, you need to upgrade your account to premium. A deep scan will give you a detailed understanding of results with color-coded highlights for writings produced by AI and Humans. Besides, you also get a great statistical analysis of how each sentence will affect AI probabilities exactly.
Scribbr
| Interpretability | AI-generated |
| Detect models | ChatGPT, GPT-3, GPT-4, Google Bard |
| Pricing | Free |
| Language support | English |
| Extra features | Plagiarism checkerAI proofreader |
| Chrome extension | Not Available |
Scribbr is one of the top 10 AI detector tools and has a very simple and easy-to-use interface. Paste the text you want to detect AI, hit the button “Analyze Text” and your results will be in 1 second. You will know how many percent of your input is generated by AI. You should input between 25 and 500 words for the best result.
If you want to use the plagiarism check feature, you will need to buy a monthly subscription. Here are the prices:
- Small document: $19.95/ month – up to 7,500 words
- Normal document: $29.95/ month – 7,500-50,000 words
- Large document: $39.95 – 50,000+ words
QuillBot
| Interpretability | AI, AI-generated & paraphrasedHuman-written, Human-written & paraphrased |
| Detect models | ChatGPT, GPT-4, Google Gemini |
| Pricing | Free |
| Language support | English, Spanish, German & French |
| Extra features | Plagiarism checkerParaphrasing toolGrammar checkerSummarizerTranslatorCitation Generator |
| Chrome extension | Available |
QuillBot allows you to detect AI content in English, Spanish, German, and French. And the good news is that it is free to use the AI Detector feature. Input your text with a maximum of 1,200 words. Click “Analyze text” and see your results.
QuillBot will analyze the result based on 4 factors: AI, AI-generated & paraphrased; human-written, human-written & paraphrased. Each one will be highlighted with different color shades in the text. If you want to Plagiarism Checker and Paraphraser, you need to upgrade to start. You can try the free trial before deciding to buy the Premium subscription. You can select between Annual ($49.95/yearly), Semi-annual ($39.95/every 6 months), and Monthy ($9.94/ monthly)
Copyleaks
| Interpretability | AI-generated |
| Detect models | ChatGPT, GPT-4, Google Gemini, Claude |
| Pricing | Have a Free plan (with limited use)Start at $7.99/ month (for 1,200 credits), up to $379.99/ month (for 120,000 credits) |
| Language support | Over 30 languages (for subscription) |
| Extra features | Plagiarism Detector Writing Assistant |
| Chrome extension | Available |
You don’t have to sign up for an account to use Copyleaks. Copy and paste your text or article into the tool, hit the “Check” button and there you are! If there is AI-generated content, the tool will show “AI content detected” in red highlight as well as give you the percent of AI probability. In contrast, Copyleaks will show “This is human text”.
In case you want to unlock more enhanced features, you can sign up to detect more languages and access other benefits. Copyleaks also offers a Plagiarism Detector which starts at $8.99/ month. You can use it trial to see how it works before any subscription.
Winston AI
| Interpretability | AI & Human |
| Detect models | ChatGPT, GPT-4, Google Gemini, Claude |
| Pricing | Have a Free plan (2000 credits for 7 days trial)Essential plan: $18/month (80,000 credits)Advanced plan: $29/month (200,000 credits)Elite plan: $49/month (500,000 credits) |
| Language support | English, German, French, Spanish, Portuguese, Dutch, and Simplified Chinese. |
| Extra features | Plagiarism checkerReadability checkerDeepfake & AI Image Detection |
| Chrome extension | Not Available |
After signing up, paste the text or upload your file, click on “Check AI Score” and the tool will do analysis. Winston will highlight the content with Green (for Unlikely AI-generated, or Human-written), Yellow (for Possibility AI-generated), and Red (for Likely AI-generated)
The analysis will give the result of 3 kinds of score: Human Score, Plagiarism, and Readability. This is helpful and time-saving if you have to work with content usually. The pricing plan above will allow you to unlock AI detection, AI image detection, and Plagiarism checker at the same time. You can consider using a yearly subscription for more saving cost.
Content At Scale
| Interpretability | AI & Human |
| Detect models | ChatGPT, GPT-4, Google Gemini, Claude |
| Pricing | $49/month (unlimited scan) |
| Language support | English |
| Extra features | Plagiarism checkerCreating undetectable AI content |
| Chrome extension | Not Available |
You can start by pasting your content, and URL, or uploading a file. Click “Detect AI content” and you will get the result in no second. As you can see in the example below, the analysis is highlighted in red, yellow, and green colors (Just like Winston AI).
The thing makes Content At Scale different is that the “Undetectable rewrites” feature. This one will be included in your subscription. With $49 monthly, you can scan AI content unlimited with 25,000 undetectable AI words and a plagiarism checker for free.
Writer
| Interpretability | Human written |
| Detect models | ChatGPT, GPT-3, GPT-4 |
| Pricing | FreeTeam Plan: $18/month (500,000 words & 5 users)Custom Plan |
| Language support | English |
| Extra features | Plagiarism checkerWriting assistant |
| Chrome extension | Not Available |
Add your text or URLs to the tool, and click “Analyze Text” for the AI detection. The maximum text length is 5,000 words for each scan. The tool will simply show a score of human-generated content (%). A 100% score means that the content is entirely written by humans. If you subscribe to the team plan, you can scan for AI detection up to 500,000 words per month.
However, you can use a plagiarism checker with a free account. But if you need a quick scan, Writer is a good choice because you don’t need to sign up to use the tool.
Undetectable.AI
| Interpretability | AI-generated |
| Detect models | ChatGPT, GPT-4, Gemini, Claude |
| Pricing | FreeStart at $14.99/month for 15,000 wordsFor Business: Custom |
| Language support | English |
| Extra features | AI Humanizer |
| Chrome extension | Not Available |
You can try Undetectable without no sign-up. This is one of the top 10 AI detector tools that is free and worth your try. After inputting the text and hitting the button “Check For AI”, you will get a result quickly. It will let you know if your content is written by AI or not. Green for 100% human, yellow for 50% human, and red for 0% human. The tool also shows you other AI detection likelihoods, such as GPTZero, Writer, Crossplag, Copeleaks, etc.
In case you want to remove AI detection, the “Humanize” feature will help. You need to make a subscription to humanize your content.
Sapling
| Detect models | ChatGPT, GPT-3, GPT-4 |
| Pricing | FreePro plan (for individuals): $25/monthEnterprise plan (for a team): CustomAPI (for developers): Metered |
| Language support | English |
| Extra features | Grammar checkerAutocompleteRephrase |
| Chrome extension | Available |
You need to add at least 50 words to a maximum of 2.500 words for scanning AI content. Just paste your text and the tool will automatically start scanning without hitting a button. The result will show the percentage of “Fake” in your content.
The great thing is that Sapling allows you to share the certificate of the AI content detection result. You can copy and share the link provided. And the link will expire after 3 days.
Bottom Line
In the fast-moving digital environment of 2024, making a distinction between human and AI-generated content has become increasingly critical. The top 10 AI detector tools we’ve explored in this guide stand out for their ability to identify AI content with remarkable precision. Equipped with advanced algorithms, machine learning techniques, and huge datasets, these tools achieve high accuracy in detecting AI content. At the same time, however, do remember that 100% accuracy cannot be achieved, and every tool will have its accuracy level.
